The twin eruptions briefly disrupted radio signals across the dayside of Earth.

The northern lights may be visible this weekend after a flurry of activity on the sun, with an X-class solar flare and ...

NASA's Solar Dynamics Observatory captured sunspot AR3386 blast a long-duration X1.6-class solar flare and X1 flare. See time ...

NASA's Solar Dynamics Observatory captured sunspot AR3386 blast a long-duration X1.6-class solar flare. See at time-lapse of ...

Light travels at a whopping 299,792 kilometers per second. It zips from Earth to the Moon in a heartbeat, clears the orbit of ...

A sunspot erupted earlier today producing an X1.9-class solar flare. The light and X-rays produced passed Earth about 8 minutes later, at the speed of light. Other WRAL Top Stories Look closely at the ...

Scientists in Japan have developed a high-resolution X-ray telescope sharp enough to distinguish an object just 3.5 mm wide ...

First responders stand amid rubble at the site of an Israeli airstrike in Beirut's Corniche al-Mazraa neighbourhood — - Lebanon declared a national day of mourning on Thursday after Israeli strikes ...

A massive solar flare has produced a coronal mass ejection (CME) that is heading toward Earth. The CME could potentially interfere with communications, GPS, and power grids during the Artemis II ...

While Americans are waiting on Wednesday, April 1, for the launch of Artemis II, the first human moon mission in more than 50 years, forecasters are watching the skies for wind, storms, and solar ...

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With NASA preparing for the Artemis II launch (expected tomorrow, 1 April), a strong solar flare earlier this week is putting space weather back into focus—and highlighting the unpredictable risks ...